<?php
/**
 * Created by PhpStorm.
 * User: zyark
 * Date: 2018/3/27
 * Time: 16:30
 */
return [
    'Title'      => '题目',
    'Money' => '挑战总金额',
    'Answer money' => '答题费用',
    'Topic number' => '题目数',
    'Topic grade' => '题目难度',
    'Grade 1' => '难度1',
    'Grade 2' => '难度2',
    'Grade 3' => '难度3',
    'Grade 4' => '难度4',
    'Grade 5' => '难度5',
    'Grade' => '难度',
];